Article Information
- Received April 24, 2003
- Revision received July 18, 2003
- Accepted July 22, 2003
- First published September 10, 2003.
- Version of record published September 10, 2003.
Author Information
Author contributions
Disclosures
- Received April 24, 2003.
- Revision received July 18, 2003.
- Accepted July 22, 2003.
The research was supported by National Institute of Mental Health Grants R29MH57865 and R01MH65961 (S.M.) and a Department of Defense National Defense Science and Engineering Graduate fellowship (J.A.H.). K.A.G. was a Howard Hughes predoctoral fellow at the time this work was completed. We thank Kevin A. Corcoran for technical assistance and Drs. Kent C. Berridge, Terry E. Robinson, and Edward E. Smith for comments on previous versions of this manuscript.
Correspondence should be addressed to Stephen Maren, Department of Psychology, University of Michigan, 525 East University Avenue, Ann Arbor, MI 48109-1109. E-mail: maren{at}umich.edu.
K. A. Goosens's present address: Department of Biological Sciences, Stanford University, Stanford, CA 94025-5020.
Copyright © 2003 Society for Neuroscience 0270-6474/03/238410-07$15.00/0
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